CN210426467U - Electric power construction foundation ditch detection device - Google Patents
Electric power construction foundation ditch detection device Download PDFInfo
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- CN210426467U CN210426467U CN201921353050.2U CN201921353050U CN210426467U CN 210426467 U CN210426467 U CN 210426467U CN 201921353050 U CN201921353050 U CN 201921353050U CN 210426467 U CN210426467 U CN 210426467U
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Abstract
The utility model discloses an electric power construction foundation pit detection device, which comprises a support body and a detection body, and is characterized by also comprising a rotation mechanism, wherein one end of the rotation mechanism is connected with the support body, and the other end of the rotation mechanism is connected with the detection body and is used for controlling the movement of the detection body relative to the support body along the depth direction of the foundation pit and the horizontal direction; the detection body is hemispherical and comprises a fixed shaft and a rotating body rotating along the fixed shaft, wherein the fixed shaft is provided with a measurement main control module, a vertex ranging module and a wireless transceiving module, and the rotating body is provided with a rotating ranging module; and the support body is provided with a wireless transceiving module and a communication main control module. This electric power construction foundation ditch detection device can realize that the all-round inner wall of foundation ditch cross section degree of depth location and cross section 360 degrees scans the range finding, has the characteristics that positioning accuracy and range finding resolution ratio are high.
Description
Technical Field
The utility model relates to a range unit field that job site operation was used specifically relates to an electric power construction foundation ditch detection device.
Background
The method is characterized in that a power transmission line foundation pit for fixing an iron tower is consistent with the iron tower, so that the size of the foundation pit needs to be strictly controlled in foundation pit construction engineering, foundation pit monitoring is an important link for guaranteeing foundation pit engineering construction, namely, in the process of foundation pit excavation and underground engineering construction, the geotechnical characteristics of the foundation pit, the displacement of a supporting structure and the change of surrounding environment conditions are subjected to various observation and analysis work, monitoring results are fed back in time, the deformation and the development of a stable state which are caused after further excavation construction are predicted, and the degree of influence of construction on the surrounding environment is judged according to prediction to guide design and construction, so-called information construction is realized.
At present, the foundation pit measuring mode generally comprises two automatic detection devices and two manual measuring modes. The existing automatic foundation pit detection device is large in size, heavy in weight and the like, special vehicles are needed to be transported to a construction site, so that a lot of places cannot be used, a measuring person is required to carry tools such as a meter ruler and a ladder in a manual measuring mode to measure the interior of the foundation pit, the measuring precision cannot be guaranteed, and a lot of hidden dangers are brought to the safety of the measuring person.
With the continuous development of laser ranging technology, in recent years, a method for measuring a foundation pit by using a laser range finder appears, and two patent applications with application numbers of 201110191173.2 and 201420765931.6 disclose a scheme for measuring the size of the foundation pit by using laser ranging, but the following defects exist in the technical scheme:
1. it is difficult to solve the problems of accurate positioning and high resolution of the measurement of different cross sections. The depth of the electric power foundation pit is generally up to tens of meters, in order to guarantee the safety and reliability of construction operation, the fine measurement of dozens of or even hundreds of cross sections is needed, horizontal measurement and vertical measurement are needed, and the measurement equipment is also needed to move in the vertical direction, so that the distance between the cross sections needs to be effectively guaranteed while the vertical movement is carried out, and the resolution ratio is improved. In addition, accurately detecting the bottom of the foundation pit is a key factor for ensuring the vertical positioning of each cross section.
2. The scanning angle resolution of the same cross section ranging is not high, the distance sizes of different angles need to be measured in large quantity based on the pit internal ranging and then the pit wall shape drawing, and the problem is not considered in the existing technical scheme, so that the scanning angle resolution of the cross section ranging is very low, and the shape of the cross section cannot be accurately obtained.
3. The problem of data transmission in the foundation pit is difficult to solve. Data transmission becomes a difficult problem under the condition that the pit is as deep as 10 meters, the implementation difficulty of detection under the pit is increased by wired transmission signals, the attenuation of the wired transmission signals is serious, and the signal transmission under the pit is difficult to cover by the existing wireless network, so that a reliable and convenient-to-implement signal transmission mode and equipment are needed.
In summary, it is desirable to provide a foundation pit automatic detection device which is convenient to implement, can perform detection conveniently, and has high-resolution cross section scanning ranging and accurate cross section positioning functions.
SUMMERY OF THE UTILITY MODEL
The utility model discloses not enough to current background art, provided an electric power construction foundation ditch detection device, the device can realize that foundation ditch cross section degree of depth location and 360 degrees all-round inner wall scanning of cross section are surveyd the range, has the characteristics that the positioning accuracy degree and range finding resolution ratio are high, and simultaneously, measuring result data can transmit the control center platform in real time. More importantly, the electric power construction foundation pit detection device solves the problem of reliable transmission of signals in the underground foundation pit and has the advantage of convenience in implementation, so that reliable informatization guarantee is provided for electric power foundation pit construction.
In order to achieve the above purpose, the utility model provides a technical scheme does:
a power construction foundation pit detection device comprises a support body and a detection body, and further comprises a rotating mechanism, wherein one end of the rotating mechanism is connected with the support body, the other end of the rotating mechanism is connected with the detection body, and the rotating mechanism is used for controlling the detection body to move along the depth direction of a foundation pit and the horizontal direction relative to the support body;
the detection body is hemispherical and comprises a fixed shaft body and a rotating body rotating along the fixed shaft, a measurement main control module, a vertex ranging module and a wireless transceiver module are mounted on the lower surface of a base of the fixed shaft body, the rotating ranging module is mounted on the rotating body, wherein the measurement main control module outputs an acquisition control signal to the vertex ranging module and the rotating ranging module;
the supporting body is provided with a wireless transceiving module and a communication main control module, wherein the wireless transceiving module is used for transceiving a foundation pit depth distance signal and a foundation pit inner wall distance signal, the communication main control module outputs a control signal to the wireless transceiving module and sends the foundation pit depth distance signal and the foundation pit inner wall distance signal to the main control platform.
This electric power construction foundation ditch detection device can realize the location to detecting the body through slewing mechanism, places the position that needs the measurement in the foundation ditch through detecting the body, realizes the measurement of foundation ditch degree of depth through the summit ranging module on detecting the body, realizes the measurement of pit width through 360 all-round inner wall scans of the rotatory ranging module on detecting the body, and measuring result can the storage of wireless transmission child collection center.
Preferably, slewing mechanism includes scalable horizontal pole, runner and the first driving motor of drive runner pivoted are installed to the one end of scalable horizontal pole, are fixed with the lifting rope on the runner, and the fixed axle top of detecting the body is connected to the other end of lifting rope, the other end of scalable horizontal pole is fixed on the supporter through connecting the box to the extension length of the scalable horizontal pole of rocking handle control on through connecting the box.
The telescopic cross rod is connected with one end of the rotating wheel to serve as a traction end, the lifting rope serves as a traction rope, one end of the lifting rope is fixed on the rotating wheel, and the other end of the lifting rope is fixed at the top of the fixed shaft of the detection body. In order to avoid random swing of the measuring body during lifting and rotating measurement, four branches are led out from the end part of the traction rope and are uniformly fixed on the edge of the top surface of the detecting body. Under the rocking handle rotates, drive scalable horizontal pole and remove in the aspect of the level, will detect the body and remove the central point at the foundation ditch and put, then a driving motor work, the drive rotates, the haulage rope is along with the rotation of runner and under the action of gravity of monitoring body, move down along the foundation ditch, will detect the body and remove the position that needs the detection, the apex ranging module measures the foundation ditch degree of depth, rotatory ranging module detects the foundation ditch inner wall condition, just so realized the measurement to foundation ditch degree of depth and foundation ditch lateral wall state.
Preferably, connect the box and include box shell and supporting pedestal, the supporting pedestal is fixed in the bottom of box shell, scalable horizontal pole is fixed on the supporting pedestal, scalable horizontal pole includes first horizontal pole and second horizontal pole, and first horizontal pole and second horizontal pole pass through threaded connection, the rocking handle is installed to the tip of second horizontal pole, and rotation through the rocking handle drives the rotation of second horizontal pole to the extension length of control scalable horizontal pole.
Preferably, a measurement power supply module is fixed on the main shaft of the detection body and used for supplying power to the measurement main control module, the vertex ranging module, the wireless transceiver module and the rotary ranging module.
Preferably, a communication power supply module is installed on the support body and used for supplying power to the wireless transceiver module and the communication main control module.
Furthermore, the communication power supply module is designed by double power supplies of an AC-DC rectification power supply and a rechargeable battery, and the measurement power supply module is designed by a single power supply of the rechargeable battery. In order to charge the rechargeable battery, the communication power supply module and the measurement power supply module further comprise an external charging socket.
Preferably, the supporter includes the base, the surface mounting has the detachable stabilizer blade under the base, and the surface mounting has supporting platform under the base, wireless transceiver module, communication host system and communication power module install on supporting platform. The stabilizer blade detachably installs on the base, conveniently accomodates, adopts the form of stabilizer blade, conveniently fixes the supporter on the subaerial of any shape of any material.
Preferably, the vertex ranging module is a circuit based on an ultrasonic ranging principle.
Preferably, the rotary ranging module comprises a laser ranging unit and a second driving motor based on a radar laser ranging principle, the second driving motor is coaxial with the core of the laser ranging unit, and the second driving motor rotates to drive the laser ranging unit to perform rotary scanning on a horizontal plane so as to realize 360-degree omnibearing laser ranging scanning of a two-dimensional plane.
Preferably, the communication main control module and the measurement main control module are both processors having a control function, a data processing function and a data communication function. Furthermore, the measurement main control module and the communication main control module are based on an ARM framework embedded microcomputer system.
Preferably, the wireless transceiver module and the wireless transceiver module use a 2.4GHz band based on international unlicensed use.
The utility model discloses the excellent effect that has does:
(1) through the utility model discloses a summit ranging module can accurately detect the bottom of foundation ditch, has avoided detecting the body unexpected striking hole end and damage when descending in the hole, simultaneously, combines lifting rope and pivot mechanism, can pinpoint the degree of depth of different cross sections.
(2) Through the utility model discloses a wireless transceiver module and wireless transceiver module can acquire the range finding result real-time reliably, have solved in the underground pit wireless signal be difficult to cover, the wired transmission decay is serious, implement difficult scheduling problem.
(3) Through the utility model discloses a measure host system and communication host system, can calculate the range finding result in real time, in real time with range finding result data transmission to main control platform, and then draw the interior shape map of foundation ditch in real time, provide real-time reliable information-based means for the construction of electric power foundation ditch.
Drawings
FIG. 1 is a schematic structural diagram of an electric power construction foundation pit detection device provided by an embodiment;
FIG. 2 is a schematic structural diagram of a detection body according to an embodiment;
FIG. 3 is a schematic view of the internal structure of the connection box provided by the embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the following detailed description of the present embodiment is made with reference to the accompanying drawings and the embodiments. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 to fig. 3, the electric construction foundation pit detection device provided by this embodiment includes a support body 1, a detection body 2, and a rotation mechanism for controlling the movement of the detection body relative to the support body in the foundation pit depth direction and in the horizontal direction.
The support body 1 comprises a base, wherein detachable support legs are arranged on the lower surface of the base, and a supporting platform is fixed on the lower surface of the base. The stabilizer blade detachably installs on the base, conveniently accomodates, adopts the form of stabilizer blade, conveniently fixes the supporter on the subaerial of any shape of any material. The supporting platform is provided with a wireless transceiving module, a communication main control module and a communication power supply module, wherein the wireless transceiving module receives a foundation pit depth distance signal and a foundation pit inner wall distance signal, the communication main control module outputs a control signal to the wireless transceiving module and sends the foundation pit depth distance signal and the foundation pit inner wall distance signal to the main control platform, and the communication power supply module is used for supplying power to the wireless transceiving module and the communication main control module. The wireless transceiver module, the communication main control module and the communication power supply module are integrated on a PCB (printed circuit board) 1.
Preferably, the model of the wireless transceiver module is NRF24L01, the model of the chip of the communication main control module is STM32F407ZGT6, the model of the AC-DC power supply chip of the communication power supply module is 7805, and the rechargeable battery of the communication power supply module is a 120AH high-capacity outdoor rechargeable lithium battery.
The detection body 2 is hemispherical, and comprises a fixed shaft body base 203, a fixed shaft body 201 installed on the fixed base 203, and a rotating body 202 which is arranged on the upper surface of the fixed shaft body base 203 and can rotate along the fixed shaft 201. The PCB printed circuit board is installed on the lower surface of the fixed shaft body base 203, and the PCB printed circuit board integrates a measurement main control module, a vertex ranging module, a wireless transceiver module and a measurement power supply module. The rotating body 202 is provided with a rotating distance measuring module. The system comprises a measurement main control module, a vertex ranging module, a rotation ranging module, a wireless transceiving module and a data processing module, wherein the measurement main control module outputs an acquisition control signal to the vertex ranging module and the rotation ranging module; the measurement power supply module is used for supplying power to the measurement main control module, the vertex ranging module, the wireless transceiving module and the rotary ranging module.
The rotary ranging module 202 comprises a laser ranging unit and a second driving motor based on the radar laser ranging principle, the second driving motor and the laser ranging unit are coaxial in core, and the second driving motor rotates to drive the laser ranging unit to perform rotary scanning on a horizontal plane so as to realize 360-degree omnibearing laser ranging scanning of a two-dimensional plane.
The vertex ranging module is a circuit based on an ultrasonic ranging principle. The measurement main control module and the communication main control module are based on an ARM framework embedded microcomputer system. The wireless transceiver module and the wireless transceiver module are based on the international unlicensed 2.4GHz frequency band. The measurement power module is a high-capacity outdoor rechargeable lithium battery with 90 AH.
Preferably, the chip model of the measurement main control module is STM32F407ZGT6, the product model of the wireless transceiver module is NRF24L01, the product model of the vertex ranging module is HC-SR04, and the product model of the rotary ranging module is RPLIDAR-A3M 1.
The slewing mechanism includes scalable horizontal pole 3, and runner 4 and drive runner pivoted driving motor 5 are installed to the one end of scalable horizontal pole 3, are fixed with lifting rope 6 on the runner 4, and the fixed axle 201 top of detecting body 2 is connected to lifting rope 6's the other end, and the other end of scalable horizontal pole 3 is fixed on supporter 1 through connecting box 7 to the extension length of scalable horizontal pole 3 is controlled through rocking handle 8 on the connection box.
The telescopic cross rod is connected with one end of the rotating wheel to serve as a traction end, the lifting rope serves as a traction rope, one end of the lifting rope is fixed on the rotating wheel, and the other end of the lifting rope is fixed at the top of the fixed shaft of the detection body. In order to avoid random swing of the measuring body during lifting and rotating measurement, four branches are led out from the end part of the traction rope and are uniformly fixed on the edge of the top surface of the detecting body. Under the rocking handle rotates, drive scalable horizontal pole and remove in the aspect of the level, will detect the body and remove the central point at the foundation ditch and put, then a driving motor work, the drive rotates, the haulage rope is along with the rotation of runner and under the action of gravity of monitoring body, move down along the foundation ditch, will detect the body and remove the position that needs the detection, the apex ranging module measures the foundation ditch degree of depth, rotatory ranging module detects the foundation ditch inner wall condition, just so realized the measurement to foundation ditch degree of depth and foundation ditch lateral wall state.
The electric power construction foundation pit detection device is used as follows:
(1) the electric power construction foundation pit detection device is installed and connected according to the figure 1, the telescopic cross rod 3 is extended through the rocking handle 8, so that the rotating wheel is arranged in the center of the foundation pit 10, and the detection body is ensured to be positioned in the center of the foundation pit 10 when being arranged in the foundation pit 10;
(2) the switch of the communication power supply module and the measurement power supply module is turned on, the first driving motor 5 is started to work, the rotating wheel 4 is driven to rotate, the measurement body 2 is placed into the foundation pit through the lifting rope 6, meanwhile, the vertex ranging module automatically starts ranging, the measurement main control module calculates the distance data of the measurement body 2 from the bottom of the foundation pit, the wireless transceiver module sends the distance data to the wireless transceiver module, and finally the distance data are transmitted to the management platform through the communication main control module. When the vertex ranging module detects that the measuring body 2 reaches the bottom of the foundation pit, the first driving motor 5 stops rotating automatically, the rotating ranging module starts working at the same time, the measuring main control module calculates distance data of the measuring body from the inner wall of the foundation pit at different scanning angles, the wireless transceiver module sends the distance data to the wireless transceiver module, and finally the distance data are transmitted to the management platform through the communication main control module
(3) When the rotary distance measurement of the cross section at the bottom of the foundation pit is finished, the first driving motor 5 automatically rotates forwards for 5 weeks (corresponding to the lifting rope rising by 5 cm, data can be modified through programming of the measurement main control module), the traction detection main body 2 reaches the cross section of the first foundation pit, the rotary distance measurement module starts distance measurement, the measurement main control module sends depth positioning data of the cross section of the first foundation pit and distance data of 360 degrees around the first foundation pit relative to the center of the measurement main body 2 to the wireless transceiver module through the wireless transceiver module, and the data are transmitted to the management platform through the communication main control module;
(4) the detection device automatically repeats the step 3 until the measuring body 2 is lifted to the ground of the foundation pit, and the detection process can be terminated by programming the measuring main control module or manually turning off the power supply.
The above-mentioned embodiments are intended to illustrate the technical solutions and advantages of the present invention in detail, and it should be understood that the above-mentioned embodiments are only the most preferred embodiments of the present invention, and are not intended to limit the present invention, and any modifications, additions, and equivalents made within the scope of the principles of the present invention should be included in the scope of the present invention.
Claims (10)
1. The electric power construction foundation pit detection device comprises a support body and a detection body, and is characterized by further comprising a rotating mechanism, wherein one end of the rotating mechanism is connected with the support body, the other end of the rotating mechanism is connected with the detection body, and the rotating mechanism is used for controlling the detection body to move along the depth direction of a foundation pit and the horizontal direction relative to the support body;
the detection body is hemispherical and comprises a fixed shaft body and a rotating body rotating along the fixed shaft, a measurement main control module, a vertex ranging module and a wireless transceiver module are mounted on the lower surface of a base of the fixed shaft body, the rotating ranging module is mounted on the rotating body, wherein the measurement main control module outputs an acquisition control signal to the vertex ranging module and the rotating ranging module;
the supporting body is provided with a wireless transceiving module and a communication main control module, wherein the wireless transceiving module receives a foundation pit depth distance signal and a foundation pit inner wall distance signal, the communication main control module outputs a control signal to the wireless transceiving module, and sends the foundation pit depth distance signal and the foundation pit inner wall distance signal to the main control platform.
2. The electric construction foundation pit detection device of claim 1, wherein the rotation mechanism comprises a telescopic cross bar, one end of the telescopic cross bar is provided with a rotating wheel and a first driving motor for driving the rotating wheel to rotate, a lifting rope is fixed on the rotating wheel, the other end of the lifting rope is connected with the top of a fixed shaft of the detection body, the other end of the telescopic cross bar is fixed on the support body through a connection box body, and the extension length of the telescopic cross bar is controlled through a rocking handle on the connection box body.
3. The electric power construction foundation pit detection device of claim 1, wherein a measurement power module is fixed on a main shaft of the detection body, and the measurement power module is used for supplying power to the measurement main control module, the vertex ranging module, the wireless transceiver module and the rotary ranging module.
4. The electric power construction foundation pit detection device of claim 3, wherein the support body is provided with a communication power supply module, and the communication power supply module is used for supplying power to the wireless transceiver module and the communication main control module.
5. The electric power construction foundation pit detection device of claim 4, wherein the communication power supply module is of an AC-DC rectification power supply and rechargeable battery dual power supply design, and the measurement power supply module is of a rechargeable battery single power supply design.
6. The electric power construction foundation pit detection device of claim 1, wherein the support body comprises a base, detachable support legs are installed on the lower surface of the base, a supporting platform is fixed on the lower surface of the base, and the wireless transceiver module, the communication main control module and the communication power supply module are installed on the supporting platform.
7. The device for detecting the electric construction foundation pit as claimed in claim 1, wherein the vertex ranging module is a circuit based on an ultrasonic ranging principle.
8. The device for detecting the electric construction foundation pit according to claim 1, wherein the rotary distance measuring module comprises a laser distance measuring unit based on a radar laser distance measuring principle and a second driving motor, the core of the second driving motor is coaxial with the core of the laser distance measuring unit, and the second driving motor rotates to drive the laser distance measuring unit to perform rotary scanning on a horizontal plane, so that 360-degree omnibearing laser distance measuring scanning of a two-dimensional plane is realized.
9. The apparatus according to claim 1, wherein the measurement main control module and the communication main control module are based on an ARM architecture embedded microcomputer system.
10. The electric power construction foundation pit detection device of claim 2, wherein the connection box body comprises a box body shell and a support base, the support base is fixed at the bottom of the box body shell, the telescopic cross rod is fixed on the support base, the telescopic cross rod comprises a first cross rod and a second cross rod, the first cross rod and the second cross rod are connected through threads, a rocking handle is installed at the end of the second cross rod, and the rotation of the rocking handle drives the rotation of the second cross rod to control the extending length of the telescopic cross rod.
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| CN201921353050.2U CN210426467U (en) | 2019-08-20 | 2019-08-20 | Electric power construction foundation ditch detection device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112554245A (en) * | 2020-11-27 | 2021-03-26 | 国网山东省电力公司建设公司 | Auxiliary system for checking acceptance of dug pile foundation pit |
| CN112903006A (en) * | 2021-01-08 | 2021-06-04 | 常州天姆智能科技有限公司 | Be used for intelligent foundation ditch detecting system |
| CN113783139A (en) * | 2021-07-28 | 2021-12-10 | 国网浙江永康市供电有限公司 | High altitude electric power operation safety stop device based on unmanned aerial vehicle |
| CN115839112A (en) * | 2023-02-22 | 2023-03-24 | 山西首科工程质量检测有限公司 | Foundation pit depth detection system and method |
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2019
- 2019-08-20 CN CN201921353050.2U patent/CN210426467U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112554245A (en) * | 2020-11-27 | 2021-03-26 | 国网山东省电力公司建设公司 | Auxiliary system for checking acceptance of dug pile foundation pit |
| CN112554245B (en) * | 2020-11-27 | 2022-04-08 | 国网山东省电力公司建设公司 | Auxiliary system for checking acceptance of dug pile foundation pit |
| CN112903006A (en) * | 2021-01-08 | 2021-06-04 | 常州天姆智能科技有限公司 | Be used for intelligent foundation ditch detecting system |
| CN113783139A (en) * | 2021-07-28 | 2021-12-10 | 国网浙江永康市供电有限公司 | High altitude electric power operation safety stop device based on unmanned aerial vehicle |
| CN115839112A (en) * | 2023-02-22 | 2023-03-24 | 山西首科工程质量检测有限公司 | Foundation pit depth detection system and method |
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